https://www.selleckchem.com/pr....oducts/FK-506-(Tacro
ayed less allergy with low FeNO and blood eosinophil count, thus being a definite phenotype. Given the high incidence of confirmed infection by SARS-CoV-2 and mortality by COVID-19 in the Spanish population, its impact was analysed among persons with Cystic Fibrosis (CF) as a group at risk of a worse evolution. The possible causes of the incidence observed in them are explained and how CF Units have faced this health challenge is detailed. Retrospective descriptive observational study, for which a Spanish CF Patients with Co